CN112782272A - Tank bottom magnetic leakage imaging detector - Google Patents
Tank bottom magnetic leakage imaging detector Download PDFInfo
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- CN112782272A CN112782272A CN202110094389.0A CN202110094389A CN112782272A CN 112782272 A CN112782272 A CN 112782272A CN 202110094389 A CN202110094389 A CN 202110094389A CN 112782272 A CN112782272 A CN 112782272A
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- 238000003384 imaging method Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 52
- 230000004907 flux Effects 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims 1
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a tank bottom magnetic flux leakage imaging detector which comprises a chassis component, a driving component and a collet component, wherein two sides of the top of the chassis component are movably connected with two sides of the collet component, the bottom of the chassis component is provided with a sensor cover component, two sides of the collet component are respectively provided with a supporting component, two sides of the top of the collet component are respectively and fixedly connected with a section plate, the top of a supporting plate component is fixedly connected with a detection electronic package component, the top of the detection electronic package component is fixedly connected with an instrument box component, and a computer component is arranged in front of the instrument box component. According to the invention, through the chassis assembly and the driving assembly, supporting force and advancing power can be provided for the whole detector, manpower is saved, the operation is convenient, the detection sensor can detect the tank bottom, data is transmitted to the computer, and the data is calculated and displayed through the computer, so that an operator can conveniently and directly know the current tank bottom condition.
Description
Technical Field
The invention relates to the technical field of tank bottom detection. In particular to a tank bottom magnetic leakage imaging detector.
Background
Storage tank in use, its tank bottoms outside receives natural environment's adverse factor influence, receive various corrosions easily, its inside erodees and the corruption that receives storage medium, lead to the tank bottoms to appear damaging, the staff need regularly detect the tank bottoms, generally adopt the magnetic leakage method to detect, traditional detection shallow has certain inconvenience in using, because the magnetic leakage detects and need to use the stronger magnetic path of magnetic force to magnetize the tank bottoms, it is great to lead to the testing section to the tank bottoms appeal, turn for testing personnel, quick travel all brings certain inconvenience, and the storage tank is after putting into use, certain spot can be adhered to its bottom, the spot is owing to there is certain thickness, can influence the degree of accuracy that detects to a certain extent.
Disclosure of Invention
Therefore, the invention aims to provide the tank bottom magnetic flux leakage imaging detector which is flexible and convenient to use, compact in structure and capable of cleaning stains.
In order to solve the technical problems, the invention provides the following technical scheme: the tank bottom magnetic flux leakage imaging detector comprises a chassis component, a driving component and a collet component, wherein two sides of the top of the chassis component are movably connected with two sides of the collet component, the bottom of the chassis component is provided with a sensor cover component, the front end of the collet component is fixedly connected with an anti-collision guardrail, the front end of the anti-collision guardrail is provided with a cleaning component, two sides of the collet component are respectively provided with a supporting component, the driving component is fixedly connected with the front end of the collet component and positioned in the anti-collision guardrail, two sides of the top of the collet component are respectively and fixedly connected with a section material plate, the middle lower parts of the opposite surfaces of the two section material plates are respectively and fixedly connected with a supporting plate component, the bottom of the supporting plate component is movably hinged with a spring cylinder, the other end of the spring cylinder is movably hinged with the top of the chassis component, the utility model discloses a computer, including the detection electronics package subassembly, the inside wall fixed connection of the side of detection electronics package subassembly and section bar board, the top fixedly connected with instrument box subassembly of detection electronics package subassembly, two the outside of section bar board is provided with the left hand handle and the right hand handle that correspond each other respectively, the place ahead of instrument box subassembly is provided with computer components, computer components's both sides and the side fixed connection of two section bar boards.
According to the tank bottom magnetic flux leakage imaging detector, the chassis assembly comprises two side plates, a back plate is fixedly connected to the middle of opposite surfaces of the two side plates, a front wheel set and a rear wheel set are respectively arranged at two ends of the opposite surfaces of the two side plates, an encoder is arranged on the side surface of the front wheel set, magnetic blocks are fixedly connected to two ends of the bottom of the back plate, magnetic pole shoes are arranged at the bottoms of the magnetic blocks and fixedly connected with the bottom of the back plate through bolts, a first connecting plate is arranged in the middle of the tops of the two side plates, through holes are formed in the side wall of the first connecting plate and the top of the back plate, and a line pressing plate is; the sensor cover assembly is located in the lower middle of the back plate.
According to the tank bottom magnetic flux leakage imaging detector, the sensor cover assembly comprises a second cover plate, a sensor cover is fixedly arranged at the bottom of the second cover plate, a detection sensor is arranged at the top of the inner wall of the sensor cover, side guard plates are arranged at two ends of the second cover plate, a connecting plate connecting sheet is arranged at the bottom of each side guard plate, a movable rolling shaft is arranged on the outer side wall of each connecting plate, a rubber scraper is fixedly connected to the bottom end of each connecting plate, a spring guide pillar is arranged at the top of the second cover plate, and an external thread is arranged on the upper portion of the side face of each spring guide; the spring guide post is movably arranged in a through hole in the top of the back plate in a penetrating mode, a first spring is sleeved on the surface of the spring guide post, the bottom end of the first spring is in lap joint with the top of the second cover plate, the top end of the first spring is in lap joint with the bottom of the back plate, a knurled nut is in threaded connection with the top end of the spring guide post, and the bottom of the knurled nut is in lap joint with the top of the back plate.
According to the tank bottom magnetic flux leakage imaging detector, the bottom support assembly comprises a connecting frame, the top of the connecting frame is fixedly connected with the battery box tray, the side wall of the battery box tray is fixedly connected with the hanging buckle, two sides of the top of the connecting frame are fixedly connected with the unequal angle steel, and two sides of the connecting frame are provided with the fixing column and the connecting hole; the anti-collision guardrail comprises two unequal angle steels, a connecting hole and two supporting assemblies, wherein the unequal angle steels are fixedly connected with the bottoms of the sides of two section plates through bolts respectively, the connecting hole is movably connected with a through hole in the side of a first connecting plate of a chassis assembly through a pin shaft, a battery box is arranged in a battery box tray, a battery pack is arranged in the battery box, two sides of the connecting frame are movably connected with the two supporting assemblies through fixing columns respectively, and the front end of the connecting frame is fixedly connected with an anti-collision guardrail.
According to the tank bottom magnetic flux leakage imaging detector, the supporting assembly comprises a supporting arm, a hinged plate is fixedly connected to the top of the supporting arm, an electric push rod is hinged to the side face of the hinged plate, and a universal roller is arranged at the bottom of one end of the bottom of the supporting arm; the other end side of the supporting arm is provided with a shaft hole which is sleeved on the surface of a fixing column on the side face of the connecting frame, and the other end of the electric push rod is movably hinged with the side face of the connecting frame.
The tank bottom magnetic flux leakage imaging detector comprises a fixing frame, a double-output speed reducer is fixedly connected inside the fixing frame through bolts, a motor is fixedly connected to the top of the fixing frame, an output shaft of the motor is in transmission connection with a power input shaft of the double-output speed reducer through a coupler, power output shafts at two ends of the double-output speed reducer are in transmission connection with a transmission shaft, the end of the transmission shaft is in transmission connection with a driving wheel, a distance ring is sleeved on the surface of the transmission shaft, two ends of the distance ring are respectively in lap joint with the side wall of the fixing frame and the side face of the driving wheel, and eyelet bolts are arranged on the upper portions of two; the side face of the fixing frame is fixedly connected with the side wall of the connecting frame of the bottom support component through a bolt.
According to the tank bottom magnetic flux leakage imaging detector, the cleaning assembly comprises a fixed block, a step through hole is formed in the top of the fixed block, a threaded pipe is clamped in the step through hole, a screw rod is connected in the threaded pipe in a threaded manner, a second connecting plate is fixedly connected to the bottom end of the screw rod, a plurality of elastic plates are fixedly connected to the bottom of the second connecting plate, a scraper is correspondingly and fixedly connected to the bottoms of the elastic plates respectively, a plastic plate is fixedly connected to the bottom of the scraper, a second spring is sleeved on the surface of the screw rod, the top end of the second spring is in lap joint with the bottom of the fixed block, and the bottom end of the second spring is in lap joint with the top of the second connecting; the lateral wall of fixed block and the front end fixed connection of anticollision barrier.
According to the tank bottom magnetic flux leakage imaging detector, the support plate assembly comprises a third connecting plate, both ends of the bottom of the third connecting plate are fixedly connected with equilateral angle steel, and the middle of the bottom of the third connecting plate is fixedly connected with a hinge base; the top end of the spring cylinder barrel is movably hinged with the hinge base through a pin shaft, the bottom end of the spring cylinder barrel is movably hinged with the surface of a rear wheel set wheel shaft of the chassis assembly, and the side walls of the two equal-edge angle steels are fixedly connected with the inner side walls of the two profile plates respectively.
According to the tank bottom magnetic flux leakage imaging detector, the detection electronic package assembly comprises a box body, an independent power supply and a power supply circuit board are respectively arranged on the side surface of the inner wall of the box body, a transition plug is arranged at the top of the box body, a plug is arranged on the side surface of the box body, a panel is arranged at the bottom of the other side of the box body, a plurality of sockets are respectively and fixedly connected to the side surface of the panel, the independent power supply is electrically connected with the power supply circuit board through a lead, and the plug, the transition plug and the sockets are all electrically connected with the power; two sides of the box body are respectively fixedly connected with the inner side walls of the two section plates;
the instrument box assembly comprises a box body, wherein a first cover plate is fixedly connected to the top of the box body, a switch is arranged on the top of the first cover plate, a speed regulator is arranged on the side surface of the inner wall of the box body, and an aluminum profile supporting plate is fixedly connected to the bottom of the box body; the bottom of the aluminum profile supporting plate is fixedly connected with the top of a box body of the detection electronic package assembly, the right handle is a speed regulation handle, the right handle is electrically connected with the speed regulator through a lead, and the speed regulator is electrically connected with a motor of the driving assembly through a lead;
the computer assembly comprises two supporting plates, a sealing box is fixedly connected to the opposite surfaces of the two supporting plates, a computer is arranged in the sealing box, a threaded hole is formed in the top of a shell on the side surface of the computer, a knurled screw is connected to the inner thread of the threaded hole, the computer is fixedly connected with the top of the sealing box through the knurled screw, and a connecting plug electrically connected with the computer is arranged on the side surface of the sealing box; and the opposite surfaces of the two support plates are fixedly connected with the side walls of the two profile plates respectively.
Above-mentioned tank bottoms magnetic leakage formation of image detector, group battery in the battery box passes through the wire and detects the power supply circuit board electric connection in the electronic package subassembly, the switch of instrument box subassembly passes through the wire and detects the power supply circuit board electric connection of electronic package subassembly, the power supply circuit board of detecting the electronic package subassembly passes through the wire respectively with the speed regulator of instrument box subassembly and the computer electric connection of computer subassembly, the detection sensor of sensor cover subassembly and the encoder of chassis subassembly all are connected with the computer electric connection of computer subassembly through the wire.
The technical scheme of the invention achieves the following beneficial technical effects:
1. the invention can provide supporting force and advancing power for the whole detector by matching the chassis component with the driving component, the advancing driving force is provided by the motor, the manpower can be saved, the detection is convenient, the driving speed of the driving component is directly regulated and controlled by the speed regulator and the right handle, the advancing speed can be directly controlled, the operation is convenient, the tank bottom can be detected by the detection sensor through the matching of the chassis component, the sensor cover component, the computer component and the peripheral component, the data is transmitted to the computer, the data is displayed by the display of the computer after the calculation of the computer, the current tank bottom condition can be conveniently and directly known by an operator, the operation is simple, the operator can use the tank bottom only by simple learning, the application range of the equipment is improved, the chassis component and the driving component adopt a movable hinging mode, when the tank bottom with radian is detected, the bottom of laminating tank that chassis subassembly can be better.
2. According to the invention, through the arrangement of the supporting assembly, when a user needs to move the detector quickly or needs to turn around, the switch controls the electric push rod to extend, so that the supporting arm is pushed to descend, the rear part of the detector is supported, the magnetic block is far away from the tank bottom, when the magnetic block is far away from the tank bottom, the attraction of the magnetic block to the tank bottom is reduced, the movement can be facilitated, and the universal roller is arranged at the bottom of the supporting arm, so that the user can perform operations such as turning and turning around conveniently.
3. In the invention, by arranging the cleaning assembly, when the detector advances, stains such as oil stains in front of the tank bottom can be scraped through the scraper, the position of the tank bottom to be detected can be cleaned to a certain extent, so that the detection accuracy is improved, the second connecting plate is pressed by the second spring, so that the scraper can be always in a state of being attached to the tank bottom, so that the cleaning effect is improved, the bottom of the scraper is provided with the plastic plate, the hardness of the plastic plate is less than that of the tank bottom, so that the abrasion to the tank bottom during cleaning is reduced, the advancing resistance can be low, the scraper is formed by arranging a plurality of small scrapers in parallel, the top of the scraper is connected with the second connecting plate through the elastic plate, when protruding foreign matters exist on the tank bottom, such as welding beading, the scraper contacting the foreign matters is pushed backwards, other scrapers can be cleaned continuously, and the scraper can automatically reset under the action of the elastic plate after the protruding matters, after the detector is prevented from encountering foreign matters, the whole detector is prevented from being collided and stopped.
4. According to the invention, the sensor cover assembly is arranged and is in floating connection with the chassis assembly through the first spring, and the downward pressure of the spring can enable the instrument box assembly to be always tightly attached to the bottom surface of the tank, so that the detection accuracy is improved; the side guard plates and the connecting pieces are arranged on the two sides of the second cover plate, when protruding foreign matters exist, the foreign matters firstly contact the rolling shafts on the side faces of the connecting pieces and push the rolling shafts to rotate, the impact force of the foreign matters is decomposed, the sensor cover assembly can be pushed to move upwards gently after the foreign matters are contacted, and the impact of the protruding foreign matters on the sensor cover assembly can be relieved through the matching of the structures, so that the detection sensor is protected effectively; set up rubber scraper in the bottom of connection piece, rubber scraper has certain elasticity, laminating tank bottoms that can be better and carry out the secondary to the tank bottoms and clear up.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic rear perspective view of the present invention;
FIG. 3 is a schematic perspective view of a base plate assembly of the present invention;
FIG. 4 is a side cross-sectional view of the base plate assembly of the present invention;
FIG. 5 is a schematic cross-sectional view of a sensor cover assembly of the present invention;
FIG. 6 is an enlarged schematic view of FIG. 5A of the present invention;
FIG. 7 is a schematic perspective view of a drive assembly of the present invention;
FIG. 8 is a schematic cross-sectional view of a driving assembly of the present invention;
FIG. 9 is a perspective view of the bottom bracket assembly of the present invention;
FIG. 10 is a schematic view of the construction of the prop assembly of the present invention;
FIG. 11 is a perspective view illustrating a battery pack according to the present invention;
FIG. 12 is a schematic perspective view of an instrument cluster assembly according to the present invention;
FIG. 13 is a schematic cross-sectional view of an instrument cluster assembly according to the present invention;
FIG. 14 is a perspective view of a computer assembly of the present invention;
FIG. 15 is a schematic perspective view of a test electronics package assembly of the present invention;
FIG. 16 is a schematic cross-sectional view of a test electronics package assembly of the present invention;
FIG. 17 is a schematic view of the cleaning assembly of the present invention;
fig. 18 is a schematic perspective view of a support plate assembly of the present invention.
The reference numbers in the figures denote: 1-a chassis assembly; 101-front wheel group; 102-a rear wheel set; 103-side plate; 104-a first connection board; 105-a back plate; 106-an encoder; 107-knurled nuts; 108-a line ball board; 109-magnetic block; 110-a magnetic pole piece; 111-a first spring; 2-a shoe assembly; 201-a connecting frame; 202-a battery compartment tray; 203-unequal angle steel; 204-hanging and buckling; 205-fixed columns; 206-connecting hole; 3-a drive assembly; 301-a mount; 302-a motor; 303-double output speed reducer; 304-a drive shaft; 305-distance ring; 306-a drive wheel; 307-swing bolt; 4-an instrument box assembly; 401-cartridge; 402-a first cover plate; 403-a switch; 404-a speed regulator; 405-aluminum profile support plate; 5-anti-collision guardrail; 6-cleaning the component; 601-fixed block; 602-a threaded pipe; 603-screw; 604-a second spring; 605-a second connecting plate; 606-a resilient plate; 607-a scraper; 608-a plastic plate; 7-a support plate assembly; 701-a third connecting plate; 702-equal angle steel; 703-a hinge mount; 8-detecting the electronic package assembly; 801-a box body; 802-panel; 803-a socket; 804-a plug; 805-transition plugs; 806-a separate power supply; 807-power supply circuit board; 9-a computer component; 901-knurled screws; 902-a sealed box; 903-a connection plug; 904-computer; 905-a support plate; 10-left handle; 11-right handle; 12-a prop-up assembly; 1201-a support arm; 1202-hinge plate; 1203-electric push rod; 1204-universal rollers; 13-spring cylinder; 14-a profile plate; 15-a battery box; 16-a sensor shield assembly; 1601-spring guide post; 1602-a second cover plate; 1603 — sensor shield; 1604-a detection sensor; 1605-side guard board; 1606-connecting piece; 1607-a movable roller; 1608-squeegee blade.
Detailed Description
Referring to fig. 1-2, in the tank bottom magnetic flux leakage imaging detector, two sides of the top of a chassis assembly 1 are movably connected to two sides of a bottom support assembly 2, a sensor cover 1603 assembly 16 is arranged at the bottom of the chassis assembly 1, an anti-collision guardrail 5 is fixedly connected to the front end of the bottom support assembly 2, a cleaning assembly 6 is arranged at the front end of the anti-collision guardrail 5, a support assembly 12 is arranged at each of two sides of the bottom support assembly 2, a driving assembly 3 is fixedly connected to the front end of the bottom support assembly 2 and located in the anti-collision guardrail 5, a profile plate 14 is fixedly connected to each of two sides of the top of the bottom support assembly 2, a support plate assembly 7 is fixedly connected to the middle lower portion of the opposite surfaces of the two profile plates 14, a spring cylinder 13 is movably hinged to the bottom of the support plate assembly 7, as shown in fig. 18, the support plate assembly 7 includes a third connecting plate 701, and equilateral angle, the middle of the bottom of the third connecting plate 701 is fixedly connected with a hinge base 703; the top end of the spring cylinder 13 is movably hinged with the hinge seat 703 through a pin shaft, the side walls of the two equilateral angle steels 702 are respectively fixedly connected with the inner side walls of the two section plates 14, the other end of the spring cylinder 13 is movably hinged with the top of the chassis component 1, the top of the support plate component 7 is fixedly connected with a detection electronic package component 8, the side surface of the detection electronic package component 8 is fixedly connected with the inner side walls of the section plates 14, the top of the detection electronic package component 8 is fixedly connected with an instrument box component 4, the outer sides of the two section plates 14 are respectively provided with a left handle 10 and a right handle 11 which correspond to each other, the right handle 11 is a speed regulation handle, the right handle 11 is electrically connected with the speed regulator 404 through a wire, the front side of the instrument box component 4 is provided with a computer component 9, and the driving speed of the driving component 3 is directly regulated and controlled by the speed regulator 404 and the right handle, can realize direct control of advancing speed, is convenient to operate, can detect the tank bottom through the detection sensor 1604 through the matching of the chassis component 1, the sensor cover 1603 component 16, the computer component 9 and the peripheral components, transmits data to the computer 904, displays the data through a display of the computer 904 after being calculated by the computer 904, enables an operator to conveniently and directly know the current tank bottom condition, is simple to operate, can be used by common staff only through simple learning, and accordingly improves the use range of equipment, the two sides of the computer component 9 are fixedly connected with the side surfaces of the two section plates 14, a battery pack in the battery box 15 is electrically connected with a power circuit board 807 in the detection electronic package component 8 through a lead, a switch 403 of the instrument box component 4 is electrically connected with the power circuit board 807 of the detection electronic package component 8 through a lead, the power circuit board 807 of the detection electronic package assembly 8 is electrically connected with the speed regulator 404 of the instrument box assembly 4 and the computer 904 of the computer assembly 9 through wires, and the detection sensor 1604 of the sensor cover 1603 assembly 16 and the encoder 106 of the chassis assembly 1 are electrically connected with the computer 904 of the computer assembly 9 through wires.
As shown in fig. 3-4, the chassis assembly 1 includes two side plates 103, a back plate 105 is fixedly connected to the middle of the opposite surfaces of the two side plates 103, a front wheel set 101 and a rear wheel set 102 are respectively disposed at two ends of the opposite surfaces of the two side plates 103, an encoder 106 is disposed on the side surface of the front wheel set 101, magnetic blocks 109 are fixedly connected to two ends of the bottom of the back plate 105, magnetic pole shoes 110 are disposed at the bottoms of the magnetic blocks 109, the magnetic pole shoes 110 are fixedly connected to the bottom of the back plate 105 through bolts, a first connecting plate 104 is disposed in the middle of the top of the two side plates 103, through holes are disposed on the side wall of the first connecting plate 104 and the top of the back plate 105, a wire pressing plate 108 is disposed on the top of the back plate 105, the bottom end of the spring cylinder 13 is movably hinged to the surface of the wheel axle, the supporting force and the advancing power can be provided for the whole detector, and the advancing driving force is provided by the motor 302, so that the labor can be saved, and the detection is convenient; 5-6, the sensor cover 1603 assembly 16 is located in the lower middle part of the back plate 105, the sensor cover 1603 assembly 16 includes a second cover plate 1602, a sensor cover 1603 is fixedly arranged at the bottom of the second cover plate 1602, a detection sensor 1604 is arranged at the top of the inner wall of the sensor cover 1603, side guard plates 1605 are arranged at both ends of the second cover plate 1602, a connecting plate 1606 is arranged at the bottom of the side guard plates 1605, a movable roller 1607 is arranged on the outer side wall of the connecting plate 1606, a rubber blade 1608 is fixedly connected to the bottom end of the connecting plate 1606, the rubber blade 1608 is arranged at the bottom end of the connecting plate 1606, the rubber blade 1608 has certain elasticity and can better adhere to the bottom of the tank and perform secondary cleaning on the bottom of the tank, a spring guide pillar 1601 is arranged at the top of the second cover plate 1602, and an external thread is arranged at the upper part of; the spring guide post 1601 is movably arranged in a through hole in the top of the back plate 105 in a penetrating manner, a first spring 111 is sleeved on the surface of the spring guide post 1601, the bottom end of the first spring 111 is overlapped with the top of the second cover plate 1602, the top end of the first spring 111 is overlapped with the bottom of the back plate 105, a knurled nut 107 is connected to the top end of the spring guide post 1601 in a threaded manner, the bottom of the knurled nut 107 is overlapped with the top of the back plate 105, a sensor cover 1603 assembly 16 is arranged, the sensor cover 1603 assembly 16 is in floating connection with the chassis assembly 1 through the first spring 111, and the instrument box assembly 4 can be tightly attached to the bottom surface of the tank all the time due to the downward pressure of the spring, so that; and the both sides of second apron 1602 all are provided with side guard 1605 and connection piece 1606, and when there is protruding foreign matter, the roller that the foreign matter at first contacted the connection piece 1606 side to promote the roller to rotate, decompose the impact of foreign matter, because connection piece 1606 is the slope setting, can more gently promote sensor cover 1603 subassembly 16 and move up after contacting the foreign matter, through the cooperation of above-mentioned structure, can alleviate protruding foreign matter to the striking of sensor cover 1603 subassembly 16, effectively protect detection sensor 1604.
As shown in fig. 9, the bottom bracket assembly 2 includes a connecting frame 201, a battery box tray 202 is fixedly connected to the top of the connecting frame 201, a hanging buckle 204 is fixedly connected to the side wall of the battery box tray 202, unequal angle steels 203 are fixedly connected to both sides of the top of the connecting frame 201, and a fixing column 205 and a connecting hole 206 are arranged on both sides of the connecting frame 201; the two unequal angle steels 203 are fixedly connected with the bottoms of the side surfaces of the two section plates 14 through bolts respectively, the connecting holes 206 are movably connected with the through holes on the side surface of the first connecting plate 104 of the chassis assembly 1 through pin shafts, a battery box 15 is arranged in the battery box tray 202, a battery pack is arranged in the battery box 15, two sides of the connecting frame 201 are movably connected with the two supporting assemblies 12 through fixing columns 205 respectively, as shown in fig. 10, each supporting assembly 12 comprises a supporting arm 1201, a hinged plate 1202 is fixedly connected with the top of the supporting arm 1201, an electric push rod 1203 is hinged to the side surface of the hinged plate 1202, and a universal roller 1204 is arranged at the bottom of one end of the bottom of the supporting arm; the other end side of the supporting arm 1201 is provided with a shaft hole, the shaft hole is sleeved on the surface of the fixing column 205 on the side of the connecting frame 201, the other end of the electric push rod 1203 is movably hinged to the side of the connecting frame 201, the front end of the connecting frame 201 is fixedly connected with the anti-collision guardrail 5, the supporting component 12 is arranged, when a user needs to move the detector quickly, or needs to turn or turn around, the electric push rod 1203 is controlled to extend through the switch 403, so that the supporting arm 1201 is pushed to descend, the rear portion of the detector is supported, the magnetic block 109 is far away from the tank bottom, when the magnetic block 109 is far away from the tank bottom, the attraction of the magnetic block 109 to the tank bottom is reduced, the tank bottom can be moved conveniently, the universal roller 1204 is arranged at the bottom of the supporting arm 1201, and the.
As shown in fig. 7-8, the driving assembly 3 includes a fixing frame 301, a dual-output speed reducer 303 is fixedly connected inside the fixing frame 301 through a bolt, a motor 302 is fixedly connected to the top of the fixing frame 301, an output shaft of the motor 302 is in transmission connection with a power input shaft of the dual-output speed reducer 303 through a coupling, power output shafts at two ends of the dual-output speed reducer 303 are both in transmission connection with a transmission shaft 304, an end of the transmission shaft 304 is in transmission connection with a driving wheel 306, a distance ring 305 is sleeved on the surface of the transmission shaft 304, two ends of the distance ring 305 are respectively overlapped with a side wall of the fixing frame 301 and a side surface of the driving wheel 306, and movable joint bolts 307 are arranged on; the side surface of the fixing frame 301 is fixedly connected with the side wall of the connecting frame 201 of the bottom support component 2 through bolts.
As shown in fig. 17, the cleaning assembly 6 includes a fixing block 601, a stepped through hole is formed in the top of the fixing block 601, a threaded pipe 602 is clamped in the stepped through hole, a threaded rod 603 is connected in the threaded pipe 602 through a thread, a second connecting plate 605 is fixedly connected to the bottom end of the threaded rod 603, a plurality of elastic plates 606 are fixedly connected to the bottom of the second connecting plate 605, a scraper 607 is correspondingly and fixedly connected to the bottoms of the elastic plates 606, a plastic plate 608 is fixedly connected to the bottom of the scraper 607, a second spring 604 is sleeved on the surface of the threaded rod 603, the top end of the second spring 604 is overlapped with the bottom of the fixing block 601, and the bottom end of the second spring 604 is overlapped with the top of the second connecting plate 605; the side wall of the fixed block 601 is fixedly connected with the front end of the anti-collision guardrail 5, the cleaning assembly 6 is arranged, when the detector advances, dirt such as oil stain in front of the tank bottom can be scraped through the scraper 607, the position of the tank bottom to be detected can be cleaned to a certain extent, so that the detection accuracy is improved, the second connecting plate 605 is pressed down by the second spring 604, so that the scraper 607 can be always in a state of being attached to the tank bottom, so that the cleaning effect is improved, the plastic plate 608 is arranged at the bottom of the scraper 607, the hardness of the plastic plate 608 is smaller than that of the tank bottom, so that the abrasion to the tank bottom during cleaning is reduced, the advancing resistance is low, as the scraper 607 is provided with a plurality of small scrapers 607 in parallel connection, the top of the scraper 607 is connected with the second connecting plate 605 through the elastic plate 606, when the tank bottom has raised foreign matters, such as welding beading and the like, the scraper 607 contacting the foreign matters is, other scrapers 607 can be cleaned continuously, and after the protrusion, the scrapers 607 automatically reset under the action of the elastic plate 606, so that the whole detector is prevented from being collided and stopped after encountering foreign matters.
As shown in fig. 15 to 16, the detection electronics package assembly 8 includes a box 801, an independent power supply 806 and a power supply circuit board 807 are respectively disposed on side surfaces of an inner wall of the box 801, a transition plug 805 is disposed on a top of the box 801, a plug 804 is disposed on a side surface of the box 801, a panel 802 is disposed on a bottom of the other side of the box 801, a plurality of sockets 803 are respectively fixedly connected to side surfaces of the panel 802, the independent power supply 806 is electrically connected to the power supply circuit board 807 through a wire, and the plug 804, the transition plug 805 and the socket 803 are electrically connected to the power supply circuit board 807; two sides of the box body 801 are fixedly connected with the inner side walls of the two profile plates 14 respectively; as shown in fig. 12 to 13, the instrument box assembly 4 includes a box body 401, a first cover plate 402 is fixedly connected to the top of the box body 401, a switch 403 is disposed on the top of the first cover plate 402, a speed regulator 404 is disposed on the side surface of the inner wall of the box body 401, the speed regulator 404 is electrically connected to the motor 302 of the driving assembly 3 through a wire, and an aluminum profile support plate 405 is fixedly connected to the bottom of the box body 401; the bottom of the aluminum profile supporting plate 405 is fixedly connected with the top of the box body 801 of the detection electronic package assembly 8; as shown in fig. 14, the computer assembly 9 includes two supporting plates 905, a sealing box 902 is fixedly connected to opposite surfaces of the two supporting plates 905, a computer 904 is disposed in the sealing box 902, a threaded hole is formed in a top portion of a housing on a side surface of the computer 904, a knurled screw 901 is connected to an internal thread of the threaded hole, the computer 904 is fixedly connected to the top portion of the sealing box 902 through the knurled screw 901, and a connecting plug 903 electrically connected to the computer 904 is disposed on a side surface of the sealing box 902; the opposite surfaces of the two support plates 905 are fixedly connected to the side walls of the two profile plates 14, respectively.
The working process is as follows: when the detection device is used, the detection instrument is placed at the bottom of a tank, the switch 403 at the top of the instrument box assembly 4 is pressed, the whole device is started, a user holds the left handle 10 and the right handle 11 with two hands respectively and rotates the right handle 11, the right handle 11 is a speed regulation handle and can send signals to the speed regulator 404, the speed regulator 404 controls the motor 302 to rotate, the motor 302 drives the driving wheel 306 to rotate and drives the detection instrument to advance, when the detection instrument advances, the magnetic block 109 of the chassis assembly 1 magnetizes the tank bottom, when the tank bottom is defective, a leakage magnetic field is formed on the surface of the tank bottom, the detection sensor 1604 sends signals to the computer 904 after detecting, the signals are displayed on a screen of the computer 904 after being processed by the computer 904, and when the detection instrument advances, the encoder 106 can detect the advancing distance and send the signals to the;
when the detector advances, the scraper 607 of the cleaning assembly 6 is pushed by the second spring 604 to enable the plastic plate 608 at the bottom of the scraper 607 to be tightly attached to the surface of the tank bottom and clean the tank bottom along with the advance of the detector, the sensor cover 1603 assembly is pushed by the first spring 111, the sensor cover 1603 is always tightly attached to the tank bottom, the detection sensor 1604 is close to the tank bottom, the detection accuracy is improved, and the rubber scraper 1608 can be tightly attached to the tank bottom and cleaned for the second time; when a protruding foreign matter exists, the foreign matter can firstly collide one or more scrapers 607, the protruding matter blocks the baffle touched by the protruding matter to move forward while the detector moves forward, the baffle rotates backwards around the elastic plate 606, and after the foreign matter passes through the protruding foreign matter, the scrapers 607 reset under the action of the elastic plate 606; when the protrusion touches the sensor cover 1603 assembly, the protrusion firstly touches the movable roller 1607, the impact force is dispersed, the movable roller 1607 rotates, and the connecting piece 1606 is obliquely arranged, so that the whole sensor cover 1603 assembly can be pushed to ascend along the gradient of the connecting piece, the sensor cover 1603 assembly is prevented from directly colliding with the protrusion, and the detection sensor 1604 is protected;
when turning or turning around is needed and the space is wide, the left handle 10 and the right handle 11 are pressed downwards, then the spring cylinder 13 contracts, when the spring cylinder 13 contracts to the limit, the left handle 10 and the right handle 11 are continuously pressed downwards, at the moment, the front part of the whole detector tilts up by taking the rear wheel set 102 of the driving assembly 3 as an axis, then, operations such as steering are carried out as required, when the space is narrow or the device needs to move rapidly, the switch 403 at the top of the instrument box assembly 4 controls the electric push rod 1203 to extend, the supporting arm 1201 is pushed to move downwards, the universal rollers 1204 are enabled to contact with the tank bottom and support the rear part of the device, at the moment, only the driving wheel 306 of the driving assembly 3 and the universal rollers 1204 of the two supporting assemblies 12 are enabled to contact with the ground, the magnetic block 109 is far away from the tank bottom, the attraction to the tank bottom becomes small, so that the tank bottom can be moved quickly, the universal roller 1204 can rotate at multiple angles, and the detection device can be turned around conveniently.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications are possible which remain within the scope of the appended claims.
Claims (10)
1. The tank bottom magnetic flux leakage imaging detector comprises a chassis component (1), a driving component (3) and a collet component (2), and is characterized in that the two sides of the top of the chassis component (1) are movably connected with the two sides of the collet component (2), the bottom of the chassis component (1) is provided with a sensor cover (1603) component (16), the front end of the collet component (2) is fixedly connected with an anti-collision guardrail (5), the front end of the anti-collision guardrail (5) is provided with a cleaning component (6), the two sides of the collet component (2) are respectively provided with a supporting component (12), the driving component (3) is fixedly connected with the front end of the collet component (2) and is positioned in the anti-collision guardrail (5), the two sides of the top of the collet component (2) are respectively and fixedly connected with a section material plate (14), and the middle lower part of the opposite surface of the section material plate (14) is fixedly connected with a supporting plate, the utility model discloses a portable electronic instrument, including supporting plate subassembly (7), the bottom activity of supporting plate subassembly (7) articulates there is spring cylinder (13), the other end of spring cylinder (13) is articulated with the top activity of chassis subassembly (1), the top fixedly connected with detection electron package subassembly (8) of supporting plate subassembly (7), the inside wall fixed connection of the side of detection electron package subassembly (8) and section bar board (14), top fixedly connected with instrument box subassembly (4) of detection electron package subassembly (8), two the outside of section bar board (14) is provided with left handle (10) and right handle (11) that correspond each other respectively, the place ahead of instrument box subassembly (4) is provided with computer components (9), the both sides of computer components (9) and the side fixed connection of two section bar boards (14).
2. The tank bottom magnetic flux leakage imaging detector according to claim 1, wherein the chassis assembly (1) comprises two side plates (103), a back plate (105) is fixedly connected to the middle of the opposite surfaces of the two side plates (103), a front wheel set (101) and a rear wheel set (102) are respectively arranged at the two ends of the opposite surfaces of the two side plates (103), an encoder (106) is arranged on the side surface of the front wheel set (101), magnetic blocks (109) are fixedly connected with both ends of the bottom of the back plate (105), the bottom of the magnetic block (109) is provided with a magnetic pole piece (110), the magnetic pole piece (110) is fixedly connected with the bottom of the back plate (105) through a bolt, the middle of the top of each of the two side plates (103) is provided with a first connecting plate (104), through holes are formed in the side wall of the first connecting plate (104) and the top of the back plate (105), and a wire pressing plate (108) is arranged at the top of the back plate (105); the sensor cover (1603) assembly (16) is located in the lower middle of the back plate (105).
3. The tank bottom magnetic flux leakage imaging detector according to claim 2, characterized in that the sensor cover (1603) assembly (16) comprises a second cover plate (1602), the sensor cover (1603) is fixedly arranged at the bottom of the second cover plate (1602), a detection sensor (1604) is arranged at the top of the inner wall of the sensor cover (1603), side guard plates (1605) are arranged at both ends of the second cover plate (1602), a connecting plate (1606) is arranged at the bottom of the side guard plate (1605), a movable roller (1607) is arranged at the outer side wall of the connecting plate (1606), a rubber scraper (1608) is fixedly connected to the bottom end of the connecting plate (1606), a spring guide pillar (1601) is arranged at the top of the second cover plate (1602), and an external thread is arranged at the upper side part of the spring guide pillar (1601); the spring guide post (1601) is movably arranged in a through hole in the top of the back plate (105) in a penetrating mode, a first spring (111) is sleeved on the surface of the spring guide post (1601), the bottom end of the first spring (111) is in lap joint with the top of the second cover plate (1602), the top end of the first spring (111) is in lap joint with the bottom of the back plate (105), the top end of the spring guide post (1601) is in threaded connection with a knurled nut (107), and the bottom of the knurled nut (107) is in lap joint with the top of the back plate (105).
4. The tank bottom magnetic flux leakage imaging detector according to claim 1, wherein the bottom support assembly (2) comprises a connecting frame (201), a battery box tray (202) is fixedly connected to the top of the connecting frame (201), a hanging buckle (204) is fixedly connected to the side wall of the battery box tray (202), unequal angle steels (203) are fixedly connected to two sides of the top of the connecting frame (201), and a fixing column (205) and a connecting hole (206) are arranged on two sides of the connecting frame (201); two inequilateral angle steel (203) are respectively through the side bottom fixed connection of bolt and two section bar boards (14), connecting hole (206) passes through round pin axle swing joint with the through-hole of the first connecting plate (104) side of chassis subassembly (1), be provided with battery case (15) in battery case tray (202), be provided with the group battery in battery case (15), the both sides of link (201) are respectively through fixed column (205) and two and prop up subassembly (12) swing joint, the front end and crashproof guardrail (5) fixed connection of link (201).
5. The tank bottom magnetic flux leakage imaging detector according to claim 4, wherein the supporting assembly (12) comprises a supporting arm (1201), a hinged plate (1202) is fixedly connected to the top of the supporting arm (1201), a motor push rod (1203) is hinged to the side surface of the hinged plate (1202), and a universal roller (1204) is arranged at the bottom of one end of the bottom of the supporting arm (1201); the side face of the other end of the supporting arm (1201) is provided with a shaft hole, the shaft hole is sleeved on the surface of a fixing column (205) on the side face of the connecting frame (201), and the other end of the electric push rod (1203) is movably hinged with the side face of the connecting frame (201).
6. The tank bottom magnetic flux leakage imaging detector according to claim 1, wherein said driving assembly (3) comprises a fixed mount (301), the inside of the fixed frame (301) is fixedly connected with a double-output speed reducer (303) through bolts, the top of the fixed frame (301) is fixedly connected with a motor (302), the output shaft of the motor (302) is in transmission connection with the power input shaft of a double-output speed reducer (303) through a coupler, the power output shafts at the two ends of the double-output speed reducer (303) are both in transmission connection with a transmission shaft (304), the end part of the transmission shaft (304) is connected with a driving wheel (306) in a transmission way, a distance ring (305) is sleeved on the surface of the transmission shaft (304), two ends of the distance ring (305) are respectively lapped with the side wall of the fixed frame (301) and the side surface of the driving wheel (306), the upper parts of the two sides of the fixed frame (301) are respectively provided with an eyelet bolt (307); the side surface of the fixed frame (301) is fixedly connected with the side wall of the connecting frame (201) of the bottom support component (2) through a bolt.
7. The tank bottom magnetic flux leakage imaging detector according to claim 1, characterized in that said cleaning assembly (6) comprises a fixing block (601), the top of the fixed block (601) is provided with a step through hole, a threaded pipe (602) is clamped in the step through hole, a screw rod (603) is connected with the inner thread of the threaded pipe (602), the bottom end of the screw rod (603) is fixedly connected with a second connecting plate (605), the bottom of the second connecting plate (605) is fixedly connected with a plurality of elastic plates (606), the bottoms of the elastic plates (606) are respectively and correspondingly fixedly connected with scraping plates (607), the bottom of the scraper blade (607) is fixedly connected with a plastic plate (608), the surface of the screw rod (603) is sleeved with a second spring (604), the top end of the second spring (604) is overlapped with the bottom of the fixed block (601), the bottom end of the second spring (604) is overlapped with the top of the second connecting plate (605); the side wall of the fixed block (601) is fixedly connected with the front end of the anti-collision guardrail (5).
8. The tank bottom magnetic flux leakage imaging detector according to claim 1, wherein the supporting plate assembly (7) comprises a third connecting plate (701), both ends of the bottom of the third connecting plate (701) are fixedly connected with equal angle steels (702), and the middle of the bottom of the third connecting plate (701) is fixedly connected with a hinge base (703); the top end of the spring cylinder barrel (13) is movably hinged with the hinge base (703) through a pin shaft, the bottom end of the spring cylinder barrel (13) is movably hinged with the surface of a wheel shaft of the rear wheel set (102) of the chassis assembly (1), and the side walls of the two equal-edge angle steels (702) are fixedly connected with the inner side walls of the two profile plates (14) respectively.
9. The tank bottom magnetic flux leakage imaging detector according to claim 1, wherein the detection electronic package assembly (8) comprises a tank body (801), an independent power supply (806) and a power supply circuit board (807) are respectively arranged on the side surfaces of the inner wall of the tank body (801), a transition plug (805) is arranged on the top of the tank body (801), a plug (804) is arranged on the side surface of the tank body (801), a panel (802) is arranged on the bottom of the other side of the tank body (801), a plurality of sockets (803) are respectively and fixedly connected to the side surfaces of the panel (802), the independent power supply (806) is electrically connected with the power supply circuit board (807) through conducting wires, and the plug (804), the transition plug (805) and the socket (803) are electrically connected with the power supply circuit board (807); two sides of the box body (801) are fixedly connected with the inner side walls of the two profile plates (14) respectively;
the instrument box assembly (4) comprises a box body (401), a first cover plate (402) is fixedly connected to the top of the box body (401), a switch (403) is arranged at the top of the first cover plate (402), a speed regulator (404) is arranged on the side face of the inner wall of the box body (401), and an aluminum profile supporting plate (405) is fixedly connected to the bottom of the box body (401); the bottom of the aluminum profile supporting plate (405) is fixedly connected with the top of a box body (801) of the detection electronic package assembly (8), the right handle (11) is a speed regulation handle, the right handle (11) is electrically connected with the speed regulator (404) through a lead, and the speed regulator (404) is electrically connected with a motor (302) of the driving assembly (3) through a lead;
the computer component (9) comprises two supporting plates (905), the opposite surfaces of the two supporting plates (905) are fixedly connected with a sealing box (902), a computer (904) is arranged in the sealing box (902), the top of a shell on the side surface of the computer (904) is provided with a threaded hole, a knurled screw (901) is connected with the threaded hole in a threaded manner, the computer (904) is fixedly connected with the top of the sealing box (902) through the knurled screw (901), and the side surface of the sealing box (902) is provided with a connecting plug (903) electrically connected with the computer (904); the opposite surfaces of the two support plates (905) are fixedly connected with the side walls of the two profile plates (14) respectively.
10. The tank bottom magnetic flux leakage imaging detector according to claim 1, wherein the battery pack in the battery box (15) is electrically connected with a power circuit board (807) in the detection electronics package assembly (8) through a wire, the switch (403) of the instrument box assembly (4) is electrically connected with the power circuit board (807) of the detection electronics package assembly (8) through a wire, the power circuit board (807) of the detection electronics package assembly (8) is electrically connected with the speed regulator (404) of the instrument box assembly (4) and the computer (904) of the computer assembly (9) through wires, respectively, and the detection sensor (1604) of the sensor cover (1603) assembly (16) and the encoder (106) of the chassis assembly (1) are electrically connected with the computer (904) of the computer assembly (9) through wires.
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